Funding for this research was provided by:
Programme Grants for Applied Research (RP-0407-10452)
Tommy's Baby Charity
British Heart Foundation (FS/17/71/32953)
European Union 7th Framework Programme (289346)
Text and Data Mining valid from 2018-09-03
Received: 6 February 2018
Accepted: 24 August 2018
First Online: 3 September 2018
Ethics approval and consent to participate
: The study design and protocol were approved by the NHS Research Ethics Committee (UK Integrated Research Application System; reference 09/H0802/5). Written consent was obtained from the mother to include participation for mother and infant.
: Not applicable.
: The authors declared that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.